Tuttle thruster fins

Tuttle thruster fins for Softops and NSP boards. These fins are meant as replacements for boards that have a bolt through construction, meaning that the fin is put into the box on the bottom of the board and the threaded brass bolt goes through the top of the board to secure the fin.

Tuttle thruster fins for Softops and NSP boards. These fins are meant as replacements for boards that have a bolt through construction, meaning that the fin is put into the box on the bottom of the board and the threaded brass bolt goes through the top of the board to secure the fin.